Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb2 win in 1 half-moves
2 Kd2 win in 1 half-moves
3 Ra4 win in 1 half-moves
4 Rb4 win in 1 half-moves
5 Rc7 win in 1 half-moves
6 Rc3 loss in 2 half-moves
7 Rc8 loss in 2 half-moves
8 Rd4 loss in 2 half-moves
9 Re4 loss in 2 half-moves
10 Rf4 loss in 2 half-moves
11 Rg4 loss in 2 half-moves
12 Rh4 loss in 2 half-moves
13 Kb1 loss in 1 half-moves
14 Kb3 loss in 1 half-moves
15 Kc1 loss in 1 half-moves
16 Kc3 loss in 1 half-moves
17 Kd1 loss in 1 half-moves
18 Kd3 loss in 1 half-moves
19 Rc5 loss in 1 half-moves
20 Rc6 loss in 1 half-moves